有机化学
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Amethyst
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Aldrich
纯度
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-
>90.0%(T)%+
>95%
>96%
>98.0%(GC)%+
>99%%+
≥95.0% (GC)
≥95%
≥95% (GC)
≥97.0%
≥97.0% (dried material, T)
≥97.0% (GC)
≥97.0% (HPLC)
≥97.0% (T)
≥97.5% (HPLC)
≥97%
≥98.0% (HPLC)
≥98%
≥99.0% (NT)
≥99%
40?wt. % in H2O
75.0%(LC)
75%
80%
85.0%(T)
85%
90.0%(GC)
90.0%(T)
90%
90%, technical grade
92.0%(GC)
93.0%(GC)
93.0%(T)
94.0%(GC)
94.0%(T)
94%
95.0%(GC)
95.0%(LC)
95.0%(NMR)
95.0%(T)
95%
95%%+
95+%
96.0%(GC)
96.0%(LC)
96.0%(LC&T)
96.0%(T)
96%
97.0%(GC)
97.0%(LC)
97.0%(LC&T)
97.0%(N)
97.0%(T)
97.5%
97%
98.0%()
98.0%(GC)
98.0%(LC)
98.0%(LC&N)
98.0%(LC&T)
98.0%(N)
98.0%(T)
98.0%%+
98%
98%, (99% ee)
99.0%(GC)
99.0%(LC)
99.0%(LC&T)
99.0%(T)
99.98% trace metals basis
99.99% trace metals basis
99.998% trace metals basis
99%
AldrichCPR
contains 700-1000?ppm monomethyl ether hydroquinone, 90%
mild and completely soluble in water
N/A
NMR reference standard, 0.0485?M in acetone-d6 (99.9 atom % D)
produced by BASF, ≥98.0%
reagent grade
ReagentPlus?, ≥99.8%
tech%+
technical grade
technical grade, 85%
technical grade, 90%
technical grade, mixture of isomers, 90%
规格
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1l
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1ml
2.5g
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2.5l
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250g
250mg
250ml
25g
25mg
25ml
3.8l
3kg
4l
500g
500mg
500ml
50g
50mg
50ml
5g
5ku
5mg
5ml
7in
8in
947ml
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